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Finding the Fourth Proportional to 110,611.18, 165,917.43 and 27,505.18

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Solution

The fourth proportional to 110,611.18, 165,917.43 and 27,505.18 is: 41,257.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,611.18 : 165,917.43 = 27,505.18 : x
  2. Step 2: Convert to fraction form
    110,611.18/165,917.43 = 27,505.18/x
  3. Step 3: Cross multiply
    110,611.18x = 165,917.43 × 27,505.18
  4. Step 4: Simplify right side
    110,611.18x = 4,563,588,777.29
  5. Step 5: Solve for x
    x = 4,563,588,777.29/110,611.18
  6. Step 6: Final answer
    x = 41,257.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.